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$996+ Cheap flights from Australia to Louisville (SDF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SDF
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Cheap flight deals from Australia to Louisville

Cheapest flights from Australia to Louisville
Explore the most affordable flight options available from Australia to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This Delta deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/610:00 am
MEL
-
SDF
2 stops25h 31m
Delta
Wed 5/132:34 pm
SDF
-
MEL
2 stops27h 16m
Delta
Deal found 3/21$1,058
This Expedia deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:35 pm
MEL
-
SDF
1 stop19h 49m
Qantas Airways
Wed 5/135:38 pm
SDF
-
MEL
1 stop21h 22m
Qantas Airways
Deal found 3/21$1,145
This American Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:10 am
SYD
-
SDF
2 stops23h 20m
American Airlines
Tue 5/125:41 pm
SDF
-
SYD
2 stops23h 24m
American Airlines
Deal found 3/21$1,155
This American Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:35 pm
MEL
-
SDF
1 stop19h 49m
American Airlines
Wed 5/1312:11 pm
SDF
-
MEL
2 stops26h 49m
American Airlines
Deal found 3/21$1,164
This Bravofly deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:00 pm
SYD
-
SDF
1 stop23h 41m
Qantas Airways
Tue 5/125:41 pm
SDF
-
SYD
1 stop23h 14m
Qantas Airways
Deal found 3/21$1,167
This Qantas Airways deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:10 am
SYD
-
SDF
2 stops23h 20m
Multiple Airlines
Tue 5/1212:11 pm
SDF
-
SYD
3 stops29h 19m
Multiple Airlines
Deal found 3/21$1,170
This United Airlines deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:00 pm
MEL
-
SDF
2 stops23h 14m
United Airlines
Sun 11/19:00 am
SDF
-
MEL
2 stops56h 30m
United Airlines
Deal found 3/22$1,174
This American Airlines deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/249:10 am
SYD
-
SDF
2 stops28h 38m
American Airlines
Mon 5/411:01 am
SDF
-
SYD
1 stop29h 54m
American Airlines
Deal found 3/22$1,211
This Qantas Airways deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2412:00 pm
SYD
-
SDF
1 stop21h 24m
Qantas Airways
Mon 5/47:55 pm
SDF
-
SYD
1 stop21h 00m
Qantas Airways
Deal found 3/22$1,219
This Bravofly deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/181:35 pm
MEL
-
SDF
1 stop19h 49m
Qantas Airways
Sat 4/255:41 pm
SDF
-
MEL
1 stop21h 19m
Qantas Airways
Deal found 3/18$1,267
This American Airlines deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:00 am
MEL
-
SDF
2 stops25h 24m
American Airlines
Sat 4/2512:00 pm
SDF
-
MEL
2 stops27h 00m
American Airlines
Deal found 3/18$1,311
This Qantas Airways deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2412:00 pm
SYD
-
SDF
2 stops23h 30m
Multiple Airlines
Mon 5/47:55 pm
SDF
-
SYD
1 stop21h 00m
Multiple Airlines
Deal found 3/18$1,548

Find flight deals from Australia to Louisville

Keep the following information in mind while searching for Australia to Louisville flight deals. Data was last updated March 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,058
(Delta)

One-way from

$996
(oojo)

Popular in

March

Cheapest in

October

Average price

$1,948
Provider with most accurate pricing for Sydney Kingsford Smith-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Louisville Intl flights.
Search Deals
From Australia to Louisville Intl
Search Deals
One-way flight from Australia to Louisville Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($284 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Australia to Louisville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 23, 2026.
Use the filters below to find and compare flights from Australia to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MelbourneLouisville

MEL - SDF

MELSDF

Melbourne

Wed 5/6

1:35 pm-7:24 pm

1 stop19h 49m

Louisville Intl

Wed 5/13

5:38 pm-5:00 am

1 stop21h 22m

$1,145

MelbourneLouisville

MEL - SDF

MELSDF

Melbourne

Wed 5/6

1:35 pm-7:24 pm

1 stop19h 49m

Louisville Intl

Wed 5/13

12:11 pm-5:00 am

2 stops26h 49m

$1,164

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 5/5

12:00 pm-9:41 pm

1 stop23h 41m

Louisville Intl

Tue 5/12

5:41 pm-6:55 am

1 stop23h 14m

$1,167

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 5/5

9:10 am-6:30 pm

2 stops23h 20m

Louisville Intl

Tue 5/12

12:11 pm-7:30 am

3 stops29h 19m

$1,170

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 4/24

9:10 am-11:48 pm

2 stops28h 38m

Louisville Intl

Mon 5/4

11:01 am-6:55 am

1 stop29h 54m

$1,211

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 4/24

12:00 pm-7:24 pm

1 stop21h 24m

Louisville Intl

Mon 5/4

7:55 pm-6:55 am

1 stop21h 00m

$1,219

MelbourneLouisville

MEL - SDF

MELSDF

Melbourne

Sat 4/18

12:00 pm-10:15 am

3 stops36h 15m

Louisville Intl

Sat 4/25

7:55 pm-11:10 am

2 stops25h 15m

$1,688

MelbourneLouisville

MEL - SDF

MELSDF

Melbourne

Wed 5/6

8:35 am-9:25 am

3 stops38h 50m

Louisville Intl

Wed 5/13

3:30 pm-10:55 am

2 stops29h 25m

$1,957

MelbourneLouisville

MEL - SDF

MELSDF

Melbourne

Tue 4/14

8:55 pm-11:59 pm

2 stops41h 04m

Louisville Intl

Fri 4/17

6:06 am-4:50 pm

2 stops44h 44m

$2,033

AdelaideLouisville

ADL - SDF

ADLSDF

Adelaide

Thu 9/10

6:25 am-5:29 pm

2 stops24h 34m

Louisville Intl

Mon 9/14

5:50 pm-7:00 pm

2 stops35h 40m

$2,215

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 20 resultsSorted by cheapest first
1
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Best time to book a flight from Australia to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Australia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Australia to Louisville

What is the cheapest month to book a flight from Australia to Louisville?

Currently, November is the cheapest month in which you can book a flight from Australia to Louisville (average of $627). Flying from Australia to Louisville in July is currently the most expensive (average of $968). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Australia to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Louisville from Australia?

    Louisville Intl (SDF), located 5.3 mi from the city center, is the airport you fly into when you book flights from Australia to Louisville.

  • How long is the flight from Australia to Louisville?

    For as low as $1,145, Qantas Airways can have you in Louisville from Australia in 19h 49m. Australia and Louisville are separated by a distance of 9709 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Australia to Louisville?

    The most popular flight routes from Australia to Louisville are Melbourne - Louisville Intl, Adelaide - Louisville Intl and Sydney Kingsford Smith - Louisville Intl.

  • Can I find deals for flights from Australia to Louisville that include hotel bookings?

    Yes. In addition to deals on Australia to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Australia to Louisville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to Louisville.

  • Can I find deals for business class flights from Australia to Louisville?

    Yes. Cheapflights offers flight deals from Australia to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Australia to Louisville?

    Currently, November is the cheapest month in which you can book a flight from Australia to Louisville (average of $627). Flying from Australia to Louisville in July is currently the most expensive (average of $968). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Shepherdsville
Jeffersonville
Elizabethtown
Corydon
Bardstown

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